/* 栅格方案 */ 
.row {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 10px;
  }
@media screen and ( max-wadth: 768px ) { //小屏

}
@media screen and ( min-width: 768px ) and ( max-width: 1024px ) { //中屏

}
@media screen and (min-width: 1024px) { //中屏

}
  